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Next: <a href="acc_005fget_005fcurrent_005fcuda_005fdevice.html#acc_005fget_005fcurrent_005fcuda_005fdevice" accesskey="n" rel="next">acc_get_current_cuda_device</a>, Previous: <a href="acc_005fmemcpy_005fto_005fdevice.html#acc_005fmemcpy_005fto_005fdevice" accesskey="p" rel="prev">acc_memcpy_to_device</a>, Up: <a href="OpenACC-Runtime-Library-Routines.html#OpenACC-Runtime-Library-Routines" accesskey="u" rel="up">OpenACC Runtime Library Routines</a> &nbsp; [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Library-Index.html#Library-Index" title="Index" rel="index">Index</a>]</p>
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<a name="acc_005fmemcpy_005ffrom_005fdevice-_002d_002d-Copy-device-memory-to-host-memory_002e"></a>
<h3 class="section">5.31 <code>acc_memcpy_from_device</code> &ndash; Copy device memory to host memory.</h3>
<dl compact="compact">
<dt><em>Description</em></dt>
<dd><p>This function copies host memory specified by host address of <var>src</var> from
device memory specified by the device address <var>dest</var> for a length of
<var>bytes</var> bytes.
</p>
</dd>
<dt><em>C/C++</em>:</dt>
<dd><table>
<tr><td width="20%"><em>Prototype</em>:</td><td width="80%"><code>acc_memcpy_from_device(d_void *dest, h_void *src, size_t bytes);</code></td></tr>
</table>

</dd>
<dt><em>Reference</em>:</dt>
<dd><p><a href="http://www.openacc.org/">OpenACC specification v2.0</a>, section
3.2.31.
</p></dd>
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